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Finding the Fourth Proportional to 93,114.52, 128,497.80 and 50,673.04

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Solution

The fourth proportional to 93,114.52, 128,497.80 and 50,673.04 is: 69,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,114.52 : 128,497.80 = 50,673.04 : x
  2. Step 2: Convert to fraction form
    93,114.52/128,497.80 = 50,673.04/x
  3. Step 3: Cross multiply
    93,114.52x = 128,497.80 × 50,673.04
  4. Step 4: Simplify right side
    93,114.52x = 6,511,374,159.31
  5. Step 5: Solve for x
    x = 6,511,374,159.31/93,114.52
  6. Step 6: Final answer
    x = 69,928.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.